Why you should not sleep more than 8 hours?

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2019-10-15 12:00:12

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Why you should not sleep more than 8 hours?

If you sleep more than 9 hours, the health of your heart may be under threat

Our regular readers know about the dangers of sleep deprivation and . In the end, sleep is very important for a normal life and to neglect it completely not worth it. However, safe is daily for a long period of sleep? The results of a new study published in found that insufficient amount of sleep and an excess can increase the risk of cardiovascular diseases and even premature death. In other words, sleep should be in moderation. But how?

What is the danger of too long a dream?

Chuanshi van from McMaster University in Ontario (Canada) and his team studied the sleep habits of more than 116 thousand subjects aged 35 to 70 years. These subjects were also included in (PURE). The research of Dr. WAN's scientists have included information on physical activity of the subjects, their habits and lifestyle, socio-economic status of the subjects, diet, use of medications, and family history of chronic diseases. PURE observation lasted for 8 years. By the way, you can find more interesting articles about the benefits of healthy sleep health.

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In the study for 8 years in total 4 365 suffered a heart attack or stroke, and 4 381 people died. According to the results of van those who regularly slept more than 8 hours are more likely to have acquired cardiovascular diseases or prematurely died. In other words, the risk of premature death or cardiovascular disease for them were on average 5% higher than for those who slept the recommended 8 hours. The chances of premature death and acquiring cardiovascular disease among those who slept 9 to 10 hours was above 17%, and people whose sleep on a regular basis accounted for more than 10 hours, risked by 41% more than others.

How much sleep?

For anybody not a secret that modern society is suffering from sleep deprivation. , warn the Centers for control and prevention of diseases (CDC) increases the risk of developing chronic diseases, such as depression, type II diabetes, obesity and cardiovascular disease. In addition, the study found 9 percent higher risk of the aforementioned outcomes among those who slept 6 hours or less. However, the authors of the study warn that this increase was not statistically significant. More news from the world of science science and technology are looking for on our .

the Dream — the most important component of human health.

Note that according to the results of the study, the expected optimum for adults is six to eight hours. However, by themselves these findings do not mean that sleeping more 8 hours is the direct cause of premature death and cardiovascular disease. The study only found a link between excessive sleep, cardiovascular disease and early death. Also do not forget that circadian rhythms — this is the so-called biological clock that regulates the operation of the whole body, including a predisposition to owls and early risers, each person works differently.

And yet, today, scientists know that too much can have health the same negative impact as lack of sleep. Scientists agree that people around the world must ensure that their night's sleep was at least six to eight hours. On the other hand, if you sleep too long, e.g. more than nine hours a day, it will not hurt to consult a doctor to verify the condition. How many hours do you sleep?

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